1 Firms with no shipment of $2,500 or more per commodity during 2007, firms out-of-scope to the Survey of Business Owners, and firms in the Survey of Business Owners sample that did not match to the Profile of U.S. Exporting Companies are not included in "firms with exports." Source: U.S. Census Bureau, 2007 Survey of Business Owners and 2007-2008 Profile of U.S. Exporting Companies.

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